Home / 17,914.40-26,893.20-17,784.80

Finding the Fourth Proportional to 17,914.40, 26,893.20 and 17,784.80

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Solution

The fourth proportional to 17,914.40, 26,893.20 and 17,784.80 is: 26,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.40 : 26,893.20 = 17,784.80 : x
  2. Step 2: Convert to fraction form
    17,914.40/26,893.20 = 17,784.80/x
  3. Step 3: Cross multiply
    17,914.40x = 26,893.20 × 17,784.80
  4. Step 4: Simplify right side
    17,914.40x = 478,290,183.36
  5. Step 5: Solve for x
    x = 478,290,183.36/17,914.40
  6. Step 6: Final answer
    x = 26,698.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.